Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1949__4_140506, author = {P. Buchner}, title = {Geometrischer {Ort} dritter {Ordnung.}}, journal = {Elemente der Mathematik}, pages = {49--51}, publisher = {mathdoc}, volume = {4}, year = {1949}, language = {de}, url = {http://geodesic.mathdoc.fr/item/ELMA_1949__4_140506/} }
P. Buchner. Geometrischer Ort dritter Ordnung.. Elemente der Mathematik, Tome 4 (1949), pp. 49-51. http://geodesic.mathdoc.fr/item/ELMA_1949__4_140506/